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Backed out 2 changesets (bug 1208457, bug 1208438) for bg-fixed-child-mask.html failures

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Backed out changeset 0499228f8fd1 (bug 1208438)
Backed out changeset 803a5e5c74ea (bug 1208457)
This commit is contained in:
Wes Kocher
2015-09-25 13:01:33 -07:00
parent 5148841dd7
commit 762631542f
4 changed files with 1 additions and 32 deletions
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5
layout/base/FrameLayerBuilder.cpp
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@@ -4863,11 +4863,6 @@ ContainerState::PostprocessRetainedLayers(nsIntRegion* aOpaqueRegionForContainer
if (clipRect) {
clippedOpaque.AndWith(ParentLayerIntRect::ToUntyped(*clipRect));
}
if (e->mLayer->GetIsFixedPosition() && !e->mLayer->IsClipFixed()) {
// The clip can move asynchronously, so we can't rely on opaque parts
// staying in the same place.
clippedOpaque.SetEmpty();
}
data->mOpaqueRegion.Or(data->mOpaqueRegion, clippedOpaque);
if (e->mHideAllLayersBelow) {
hideAll = true;